1200122100122 has 8 divisors (see below), whose sum is σ = 1963836163872. Its totient is φ = 545510045500.

The previous prime is 1200122100103. The next prime is 1200122100139. The reversal of 1200122100122 is 2210012210021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1200122100097 and 1200122100106.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27275502254 + ... + 27275502297.

It is an arithmetic number, because the mean of its divisors is an integer number (245479520484).

Almost surely, 2^{1200122100122} is an apocalyptic number.

1200122100122 is a deficient number, since it is larger than the sum of its proper divisors (763714063750).

1200122100122 is a wasteful number, since it uses less digits than its factorization.

1200122100122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54551004564.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1200122100122 its reverse (2210012210021), we get a palindrome (3410134310143).

The spelling of 1200122100122 in words is "one trillion, two hundred billion, one hundred twenty-two million, one hundred thousand, one hundred twenty-two".